The New RAEN Optics Birch (Gradient Smoke/Black) Sport Sunglasses, female, Eyewear , Sport , General Sport Eyewear, One Size, true, Make a splash at your next garden party with RAEN and the Birch sunglasses. Oversized frames in a cat-eye shape. Saddle bridge sits comfortably on your face. Monoblock hinges with a wire core embedded in each temple for strength. Silver TRI-FLECTION Flash Mirror CR-39 lenses manufactured by Carl Zeiss Vision. Featuring a brown base with a silver flash mirror 100% UVA/UVB protection and 4 base curve. 100% polyester sunglass case with polishing cloth. Imported.